Spring-wheel.



A. S'WEDBERGL -SPRING WHEEL. APPLlCATiO N FILED JULY 5.1917.

H UGUST EBWE BERG;

Patented Nov. 20, 917.

seas-WHEEL; 1 g

Toa ZZ, whom" it'nzaii 3 A lie it knownthatl, Amaifsk mam, a citizen of the United States-"residing -at;

specification, reference 'being'had-i tothe ac companying drawings. I

I V V i v 'ments in spring wheelsiand h'as? relation more'particularly to a device lot this general character including a cushioned inner huh,

I and it is an object of the invention to pro-V vide a deviceoi' this general characterayith novel andiinp'roved means whereby aflposi-f V tive driving connection is had between the cushion'ed inner hub and the Wheel propen- V Kingstomin the countyFot' Luzernej a'fnd "State of Pennsylvania, lh'avejin vented' CQIF! tain' fneW and useful ilinprovements fin;

stantially concentric to the inner hub 2 when thesiwheels is "free eof-Ioad. f The expansible? 1 I members -fipgasaherein disclosed Eeachicoms Spring-l/Vheels, of xvliiclitlie follow-ingis a This invention relates to 'certainirnprove .ing-ftheir{opposite-eXtreniitiesf-7inthe same general j direction andin parallelism. extremities, or end portions 7 are insertible' vThe invention consists inthe details of construction and'inthe combination and ar-1 rangement of the several parts ofilny im-f proved springwheel ,Wherein certain im- P01 tant advantages are attained andthe de-j'l 3 "'vice' rendered simpler, less expensive and otherwise more convenient and advantageous for usefas will be fully setfo rth. a

'lhe; novel features of my invention hereinafter; be definitely claimed;

In order that my invention may 1 better'understoodl will now proceed tech;-

scribe the same with 'reference'to the accompa'nying drawings, wherein:

Figure l is a fragmentary viexv. injeleva tion of the central portion of a Wheel constructedin accordance With an embodiment of my invention, certain oi 'th'eparts being "removed;

Fig.2 1s a fragmentary view in elevation of the central portion of mylimprovedjwheel as herein disclosed, the opposite sideof that of Fig; 1 beingshown,'certainiof the parts I i being also omitted; r

Fig.- 3V is a sectional viewv takensubstan tiallv on thei'line 33 ofFig. 2. a.

Asdisclosed in the acc'ompanying dr'awvlngs 1 denotes a suitably driven axle on i which is mounted thejin er huh Q. Sur- -irounding the inner hub 2 and"'spacedthere portion provided with the inwardly directed iannula'r flange 4 -'for overlying the adjacent s'ideface of the inner hub 2 and aflording from is the outer hub 3 having one marginal hereinafter more tive drive r S ameseeasement! firat Tea Novio i917; Applicationgfiled, July 5:,191

a central opening 5 gtd permit'fl universal- I movementof theroat'erhubl'memberf 31're1ai- 'tively to the innerihub 2 and theaxle 11." p5

prises-a conventionaltype of coil spring hav within ithe transverselydisposed and raditacting'with the 'sidei walls of the groove or recess 9'and it 'isfprefei'red that the oute'rji by ,1 end port ons of the sides ,ofthe plateflbe e tier 7 rounded as indicatedatgIQsO that the plate 10 may r havelrolhng contact Withlthe side walls of-the-grooveor recess 9.

The hub 11 'iskeyedias indicated atl i to or a a thefax-le 1 whereby the plate 10 moves in i unisontwith'the rotation of the axle l-fl-and'p' th econtact of said'pla'te with the side-Walls 'ot the recess or groove 9 resu1ts in iaf posi which a 'dust capQO is engagedi Engaged." "w th theouter end portion of 'thetaxlefljis The I nally alinedsleeves or barrels8 arranged on theopposed faces of the inner hub2 and the outer hub- 3. g Produced;in tl1e-,outer faces" of the .fiange' ,tis a; radial groove. or "recess 9 of a width equal-to the diameterofyth'e opening; 5. fl Extending within'the groove or recess 9 isa'plate '10 having-side Walls- {converging toward ithe hubfllarranged at- "the inner. end of; thepl'ateflo, saidliubjbein'g'e;

of a diameter] materially;- less than the diameter of theopening 5: The outer end" portions of the 'sidesofthe plate 10 cong of the outer hub 3 or-tlierxvheel p op s-,4; a :j l a i Keyed or otherwise 'a'ffi xed tothe EperiphI-Q 7 l eral portion of theiqflange ebisithe brake: a i hub 15' havingi-the' outward-1y directed marginalfizingejlfi suitably seciiredto the-wheel v propenand also" provided intermediate its I eng with thein'wardly directed annular flange 17foverlyingfthei outer faceof the a sleeve2l keyed 21 at 22 to the axle l.

" ithjthe butsta nding o r-1mm an e The inner end of thesleeVeQL. is provided which bvenies the iiin'er portion of the ennu larplate l8. 'Detziehgibly engaged with the outer end of the axleri is'theczip 24 which o SGYVBS'JEO hold the keyfi22 against accidental displacement. V I

E gqmf the 7 foregoing description tIi-might'te "be-obvious theta spi'in'g wheel constructed in accordance mumm invention 1 sfpart1cularlywel1 adapted for use by feason. of the j convenience and facility with wliijchi it. may be fis'sembled and fop'e'i ed fandiit Wi-11 ulso he'obvi'ous that iny in htion i s s'u'septibl'e of'some change and Inodifi'cation without, materially departing 'fr th v the appearance'an'd spirit thereof and' foi this'ireesbn I do not Wish-t0 be'undefretood as limiting myself to the precise arrangement and foimatifon the. 'everal part9 herein 1 sign ati ii' shown in carrying out my invention in prac v tieeexcept as hereinafter claimed.

spying Wheel compris ng an inner hub,

an outer hub, cushioning means interposed plate converginginwardly; the oute'f end pereiene bf 'fih'ehideS foiithe pluteiheing '35 founded-.-

hy ivheineofl hereunto afii n the' presen'ceef twd witne H 7 We :Cmi ri nf j I GAB-PH. LYl inp 5 Witnese: f v 

